Patents for H01F 30 - Fixed transformers not covered by group (4,595) |
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01/16/2012 | CA2710705A1 Step-down autotransformer for a power distribution system with non-linear loads |
01/11/2012 | CN202110932U Permanent-magnet gain transformer |
01/11/2012 | CN202110931U Planar transformer |
01/11/2012 | CN102315007A Single-phase ultra-high-capacity nuclear power station transformer |
01/11/2012 | CN102315006A Permanent magnetic gain voltage transformation device |
01/11/2012 | CN102315005A Step-up transformer with dual-body structure for ultra-high-voltage generator |
01/10/2012 | US8093979 Transformer based voltage supply |
01/05/2012 | WO2012000181A1 Single phase transformer for super capacity unclear power station |
01/05/2012 | WO2011096669A3 Transformer |
01/04/2012 | CN202103589U Power conversion device |
01/04/2012 | CN202102870U Planar transformer in switching power supply |
01/04/2012 | CN202102869U Large-current plane transformer |
01/04/2012 | CN202102868U Single-input and multi-output transformer |
01/04/2012 | CN102308347A 变压器 Transformer |
12/29/2011 | WO2011162473A2 Planar transformer |
12/29/2011 | WO2011007081A3 Device for high-voltage isolation of means for supplying power to electrical device connected to high-voltage potential |
12/28/2011 | CN202093962U 插针可调式高效低耗全灌封针式环形变压器 Efficient low pin adjustable needle full potting toroidal transformer |
12/28/2011 | CN202093961U 一种层压变压器 A laminated transformer |
12/28/2011 | CN202093955U 可接入10kV、20kV两种电压的干式变压器 Can access 10kV, 20kV two voltage dry-type transformers |
12/28/2011 | CN101894660B 变压器结构 Transformer structure |
12/28/2011 | CN101385099B 电力变压器 Power Transformer |
12/27/2011 | US8085031 Device for supplying power to measuring sensors and transmitting a synchronous clock signal thereto |
12/22/2011 | WO2011158631A1 Reactor |
12/21/2011 | EP2398025A1 Transformer |
12/21/2011 | CN202084410U 带外壳磁环变压器 With housing magnetic transformer |
12/21/2011 | CN202084409U 逆斯考特干式变压器 Scott inverse dry-type transformers |
12/21/2011 | CN102290221A 变桨电源箱 Pitch Power Box |
12/21/2011 | CN101071679B 薄膜器件 Thin Film Devices |
12/15/2011 | WO2011154993A1 Isolation transformer and power source device |
12/15/2011 | WO2011153604A1 Internal fault indicator for electrical equipment |
12/15/2011 | CA2799862A1 Internal fault indicator for electrical equipment |
12/14/2011 | EP2395521A1 Method for manufacture of triangular transformer cores made of amorphous metal |
12/14/2011 | CN202076620U 改良型网络连接器 Improved network connector |
12/14/2011 | CN202076112U 一种环形变压器的装接结构 Attachment structure for a toroidal transformer |
12/14/2011 | CN202076111U 单相牵引变压器和电气化铁路牵引供电系统 Single-phase traction transformer and electrified railway traction power supply system |
12/14/2011 | CN202076110U 一种干式变压器抗震支撑结构 A dry-type transformers seismic support structure |
12/14/2011 | CN202076109U 双输出调压变压器 Dual output voltage regulating transformer |
12/14/2011 | CN202076108U 电压调整器 The voltage regulator |
12/14/2011 | CN1754232B 绝缘部件、环形铁心和环形铁心扼流圈 An insulating member, the annular core and the annular core chokes |
12/14/2011 | CN102280244A 一种安全型变压器 A safe-type transformers |
12/14/2011 | CN101552128B 三相三柱非晶合金变压器装配工艺及工装夹具 Phase three-column amorphous alloy transformer assembly process and fixture |
12/14/2011 | CN101199032B 环形磁芯电感线圈的支架装置、支撑体和感应结构部件 The stent device toroidal core inductor coil, the support member and sensing structure |
12/14/2011 | CN101145440B 一种v型接线变压器 One kind of v-type connection transformer |
12/14/2011 | CN101110293B 超小型电力变换装置及其制造方法 Device and method for manufacturing ultra-small power conversion |
12/07/2011 | CN202067656U 户外箱式10kV/220V变压器 Outdoor box 10kV / 220V transformer |
12/07/2011 | CN102270533A 电力接收设备 The power receiving apparatus |
12/07/2011 | CN101685704B 变压器及其结构与功率放大装置 Transformer and its structure and power amplification device |
12/01/2011 | WO2011149521A1 Planar inductor devices |
12/01/2011 | WO2011148468A1 Transformer |
11/30/2011 | CN202058569U 信号隔离变压器 Signal isolation transformer |
11/30/2011 | CN101271763B 集成式变压器 Integrated transformer |
11/30/2011 | CN101142641B 层叠线圈元器件 Laminated coil components |
11/23/2011 | CN202049853U Thin transformer and lamp tube |
11/17/2011 | WO2010083538A3 Generators and motors using propagated magnetic field |
11/16/2011 | CN1894755B Transformer |
11/16/2011 | CN102243918A Planar transformer |
11/16/2011 | CN101452761B Inductor/transformer and manufacturing method thereof |
11/15/2011 | US8058958 Device and method for eliminating transformer excitation losses |
11/09/2011 | CN202034912U Three-phase 48-pulse rectifier transformer |
11/09/2011 | CN202034218U Novel integrated transformer |
11/09/2011 | CN202034217U All-insulation anti-electricity-theft oil-immersed transformer |
11/09/2011 | CN202034216U Special externally-hanging type transformer for wind power tower transformer substation |
11/09/2011 | CN202034215U 220kV low-voltage autotransformer with individual voltage regulator |
11/09/2011 | CN102237192A Follow-up material-saving single/three-phase long-life dry-type transformer |
11/09/2011 | CN102237191A Sulfur hexafluoride (SF6) gas insulated traction transformer in auto-transformer (AT) power supply mode |
11/09/2011 | CN102237190A Planar transformer and manufacturing method thereof |
11/09/2011 | CN102237189A Planar transformer |
11/09/2011 | CN102237188A Slim type high voltage transformer |
11/09/2011 | CN102237187A Planar transformer and method for manufacturing same through integration |
11/09/2011 | CN101651032B Choke device for frequency converter |
11/09/2011 | CN101097806B High-voltage transformer |
11/08/2011 | US8053930 Solar power plant |
11/03/2011 | WO2011074767A3 Torroidal single winding transformer |
11/02/2011 | CN202025634U Structure of combined transformer |
11/02/2011 | CN202025633U Single iron core type phase-shifting transformer |
11/02/2011 | CN202025632U AT (Advanced Technology) power supply type SF6 (sulfur hexafluoride) gas-insulated traction transformer |
11/02/2011 | CN202025631U Amorphous belt material 35kV wind-electricity combined type transformer |
11/02/2011 | CN202025630U Three-phase five-column water cooling reactor |
11/02/2011 | CN202025629U Multi-tap large-size self-coupling dry-type transformer |
11/02/2011 | CN202025611U Dual-section type dual-iron-core differential transformer |
11/02/2011 | CN202025602U Tally-type transformer |
11/02/2011 | CN102231316A Two-section-type double-iron-core differential transformer |
11/02/2011 | CN101645347B Transformer structure |
10/26/2011 | CN202019302U Autotransformer circuit and LLC (Logical Link Control) resonant power supply circuit with multiple outputs |
10/26/2011 | CN1755846B High voltage discharge lamp |
10/26/2011 | CN102227788A Method for winding lead wire on multilayer coil electronic components |
10/26/2011 | CN102226971A Three-phase five-post rectifier transformer |
10/26/2011 | CN102226970A Large self-coupled dry-type transformer with multiple taps |
10/19/2011 | EP1895673B1 Device for the inductive coupling of a data-transmission unit to a phase of an electrical power line and corresponding production method |
10/19/2011 | CN202014006U Transforming socket |
10/18/2011 | CA2556839C Multilayer planar balun transformer, mixers and amplifiers |
10/13/2011 | WO2011126991A1 Outdoor dry-type transformer |
10/13/2011 | US20110248808 Outdoor dry-type transformer |
10/12/2011 | CN202008920U Water-cooled secondary solenoid of toroidal transformer |
10/12/2011 | CN202008919U Zigzag transformer for low-voltage distribution network |
10/06/2011 | US20110245299 Nicotinic acid compositions for treating hyperlipidemia and related methods therefor |
10/05/2011 | EP2080203B1 Method for powering a magnetic coupler and device for powering an electric dipole |
10/05/2011 | CN202004350U Combined transformer |
10/05/2011 | CN202003815U Three-phase transformer |
10/05/2011 | CN202003814U Multi-path integrated transformer |